Area Code 248-246 located in ROYAL OAK, OAKLAND, MI, more detail is as below. Place NPA (Numbering Plan Area) : 248 NXX (Local Number Prefix) : 246 City : ROYAL OAK County : OAKLAND State : MI (Michigan) NXX Use Type : Landline NXX Intro Version : 1999-05-10 FIPS (Federal Information Processing Standards) : 26125 LATA (Local Access Transport Area) : 340 Rate Center : ROYAL OAK ZIP Code Count : 2 ZIP Code Frequency : 6 ZIP Code : 48073 Other Information NPANXX : 248246 County Population : 0 Switch CLLI (Common Language Location Identifier) : SFLDMIMKDS0 MSA CBSA (Core Based Statistical Area) : Detroit-Warren-Livonia, MI MSA CBSA Code (Core Based Statistical Area) : 19820 Time Zone : Eastern (GMT -05:00) Observes Daylight Saving Time : Yes Company : BROADWING COMMUNICATIONS, LLC - MI OCN (Operating Company Number) : 4088 Coverage Area Name : DETROIT Latitude : 42.4707 Longitude : -83.2778 ‹ previous : 248-245 next › : 248-246 Telephone Number List 248-246-0000 ~ 248-246-9999